Display rack



FIG. 1 is a top isometric view of a display rack showing our new design;

FIG. 2 is a front view thereof, with the rear being a mirror image thereof;

FIG. 3 is a left side view thereof, with the right side view being a mirror image thereof; and,

FIG. 4 is a top view thereof. 

CLAIM The ornamental design for a display rack, as shown and described. 